/*
 * 
 * Copyright 2011 visual-analysis-of-cancer.
 * This file is part of visual-analysis-of-cancer.
 * 
 * visual-analysis-of-cancer is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * visual-analysis-of-cancer is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with kOSMik.  If not, see <http://www.gnu.org/licenses/>.
 *  
 * visual-analysis-of-cancer:
 * An tool to analye the WHO and GLOBOCAN cancer data.
 * http://code.google.com/p/visual-analysis-of-cancer/
 * 
 * 
 * 
 * Authors: Erik Sniegula, Johannes Dahlke
 * 
 * Module:  Programming in Processing for Visual Analytics
 * Group:   20
 * 
 * Created: Aug. 2011
 * Version: 1.0
 *
 */
 




package de.fuberlin.processing.who.cancer.interaction;

import java.util.Collection;
import java.util.Observer;


public interface CausesModifier {

	public void setAirPollutionAsCause();


	public void setUVRadiationAsCause();


	public void setAgeAsCause();


	public void setSexAsCause();
	
	
	/**
	 * Fügt einen neuen Beobachter  hinzu.
	 * 
	 * @param observer
	 */
	void addObserver( Observer observer);
	
	/**
	 * Entfern einen registrierten Beobachter wieder.

	 * @param observer
	 */
  void deleteObserver( Observer observer);



}
